2-Lug Chicago Coupling Hose Coupling

2-Lug Chicago Coupling Hose Coupling

from 6.00

The original universal quarter-twist air hose connection, time tested and easy to use. 2-lug head is interchangeable through 1 inch size.

  • 2-Lug Universal Chicago Coupling

  • Malleable Iron, 316 SS, or Brass

  • Size listed is hose diameter (inside)

Size (Hose I.D.):
Material:
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Install using center punch clamp (tool required), or double bolt clamp.  Using a worm drive (screw) clamp will decrease the pressure rating and the shank retention under stress.

Never use Chicago type universal couplings for steam service.  

Brass couplings are not lead-free (not for drinking water)

Meets specification A-A-59553 supercedes Mil Spec WWC-633D.

Chicago couplings do not interchange with sandblast, Minsup, or European style couplings of similar design.